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invers fungsi

Authored by Dwi Nugroho

Mathematics

10th - 12th Grade

CCSS covered

Used 269+ times

invers fungsi
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Diketahui f(x)=xx−1f\left(x\right)=\frac{x}{x-1} 

untuk  x≠1x\ne1 . Fungsi invers  f(x)f\left(x\right)  adalah ...

 xx+1\frac{x}{x+1}  

 xx−1\frac{x}{x-1}  

 x−1x\frac{x-1}{x}  

 1x−1\frac{1}{x-1}  

 1x+1\frac{1}{x+1}  

Tags

CCSS.HSF.BF.B.4

CCSS.HSF.IF.A.1

2.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Fungsi f dinyatakan oleh f(x) = 3x-5. Jika  f−1f^{-1}  invers fungsi f, invers f(x) adalah ...

 x−35\frac{x-3}{5}  

 x+35\frac{x+3}{5}  

 x−53\frac{x-5}{3}  

 x+53\frac{x+5}{3}  

Tags

CCSS.HSF.BF.B.4

3.

MULTIPLE CHOICE QUESTION

15 mins • 12 pts

Invers dari f(x)=2−3xx+5; x≠−5f\left(x\right)=\frac{2-3x}{x+5};\ x\ne-5 adalah ....

 f−1(x)=5x−2x+3; x≠−3f^{-1}\left(x\right)=\frac{5x-2}{x+3};\ x\ne-3  

 f−1(x)=2−5xx+3; x≠−3f^{-1}\left(x\right)=\frac{2-5x}{x+3};\ x\ne-3  

 f−1(x)=5x−2x−3; x≠3f^{-1}\left(x\right)=\frac{5x-2}{x-3};\ x\ne3  

 f−1(x)=2−5xx−3; x≠3f^{-1}\left(x\right)=\frac{2-5x}{x-3};\ x\ne3  

 f−1(x)=5x+2x+3; x≠−3f^{-1}\left(x\right)=\frac{5x+2}{x+3};\ x\ne-3  

Tags

CCSS.HSF.BF.B.4

CCSS.HSA.APR.D.6

4.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Diketahui fungsi f(x) = x + 10, maka f-1(2) adalah...

10

8

-8

-10

Tags

CCSS.HSF.BF.B.4

CCSS.HSF.IF.A.2

5.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Diketahui fungsi f dengan rumus f(x) = 2x – 3 dan f-1 adalah fungsi invers dari f. Nilai dari f-1 (-1)=…

-2

-1

1

2

3

Tags

CCSS.HSF.BF.B.4

CCSS.HSF.IF.A.2

6.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Fungsi F(x)= 3x−69−6x\frac{3x-6}{9-6x}  berapakah  f−1(−3)=....f^{-1}\left(-3\right)=....  

 75\frac{7}{5}  

 43\frac{4}{3}  

 −34-\frac{3}{4}  

0

 −59-\frac{5}{9}  

Tags

CCSS.HSF.BF.B.4

CCSS.HSF.IF.A.2

CCSS.HSF.IF.A.1

7.

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Bila  f(x)=2x−14x−5f\left(x\right)=\frac{2x-1}{4x-5}  , maka  f−1(x)f^{-1}\left(x\right)  adalah . . .

 5x+12x−4\frac{5x+1}{2x-4}  

 4x−52x−1\frac{4x-5}{2x-1}  

 x−52x−4\frac{x-5}{2x-4}  

 5x−14x−2\frac{5x-1}{4x-2}  

 5x+1−2x+4\frac{5x+1}{-2x+4}  

Tags

CCSS.HSF.BF.B.4

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